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1.1 ! root 1: /* ! 2: * Copyright (c) 1982, 1986 Regents of the University of California. ! 3: * All rights reserved. The Berkeley software License Agreement ! 4: * specifies the terms and conditions for redistribution. ! 5: * ! 6: * @(#)if_vv.h 7.1 (Berkeley) 6/5/86 ! 7: */ ! 8: ! 9: /* ! 10: * ECO 176-748 changed the braodcast address from 0 to 0xff, at ! 11: * CTL (p1002) serial number around 150. ! 12: * It was implemented in August, 1982. This is a field-installable ECO, ! 13: * which improves net reliability. If the broadcast address has not been ! 14: * changed, comment out the following line. ! 15: */ ! 16: #define NEW_BROADCAST /* new chip for broadcast problem */ ! 17: ! 18: /* ! 19: * Local network header for proNET Ring ! 20: * This is arbitrated by "jas@proteon" ! 21: * (aka John Shriver, 617-655-3340) ! 22: */ ! 23: ! 24: struct vv_header { ! 25: /* the first two fields are required by the hardware */ ! 26: u_char vh_dhost; /* destination address */ ! 27: u_char vh_shost; /* source address */ ! 28: /* the next three fields are the local network header */ ! 29: u_char vh_version; /* header version */ ! 30: u_char vh_type; /* packet type => protocol number */ ! 31: short vh_info; /* protocol-specific information */ ! 32: }; ! 33: ! 34: #define RING_VERSION 2 /* current version of v2lni header */ ! 35: ! 36: /* ! 37: * Packet types (protocol numbers) in proNET protocol header ! 38: * Other types are defined, but are proprietary. ! 39: */ ! 40: #define RING_IP 1 ! 41: #define RING_TRAILER 2 /* offset now in vh_info only */ ! 42: #define RING_ARP 3 ! 43: #define RING_HDLC 4 ! 44: #define RING_VAXDB 5 ! 45: #define RING_RINGWAY 6 ! 46: #define RING_RINGWAYM 8 ! 47: #define RING_NOVELL 10 ! 48: #define RING_PUP 12 ! 49: #define RING_XNS 14 ! 50: #define RING_DIAGNOSTICS 15 /* protocol type for testing */ ! 51: #define RING_ECHO 16 ! 52: ! 53: #ifdef NEW_BROADCAST ! 54: #define VV_BROADCAST 0xff /* hardware-defined broadcast address */ ! 55: #else ! 56: #define VV_BROADCAST 0x00 /* hardware-defined broadcast address */ ! 57: #endif ! 58: ! 59: /* ! 60: * Proteon proNET Hardware definitions ! 61: * register bit definitions ! 62: */ ! 63: #define VV_ENB 01 /* Enable Operation */ ! 64: #define VV_DEN 02 /* Enable DMA */ ! 65: #define VV_HEN 04 /* Host Relay Enable (Rcv) */ ! 66: #define VV_CPB 04 /* Clear Packet Buffer (Xmit) */ ! 67: #define VV_STE 010 /* Self Test Enable (Rcv) */ ! 68: #define VV_UT1 010 /* Unused (Xmit) */ ! 69: #define VV_LPB 020 /* Modem Disable (Rcv) */ ! 70: #define VV_INR 020 /* Initialize Ring (Xmit) */ ! 71: #define VV_RST 040 /* Reset */ ! 72: #define VV_IEN 0100 /* Interrupt Enable */ ! 73: #define VV_RDY 0200 /* Done */ ! 74: #define VV_DPR 0400 /* Data Present (Rcv) */ ! 75: #define VV_RFS 0400 /* Refused (Xmit) */ ! 76: #define VV_NXM 01000 /* Non Existent Memory */ ! 77: #define VV_OVR 02000 /* Overrun */ ! 78: #define VV_ODB 04000 /* Odd Byte (Rcv) */ ! 79: #define VV_UT2 04000 /* Unused (Xmit) */ ! 80: #define VV_LDE 010000 /* Parity on 10 megabit (Rcv), */ ! 81: /* Link Data Error on 80 megabit (Rcv) */ ! 82: #define VV_OPT 010000 /* Output Timeout (Xmit) */ ! 83: #define VV_NOK 020000 /* Ring Not OK */ ! 84: #define VV_BDF 040000 /* Bad Format in Operation */ ! 85: #define VV_NIR 0100000 /* Not in Ring */ ! 86: ! 87: #define VVXERR (VV_NXM|VV_OVR|VV_OPT|VV_BDF) /* Xmit errs */ ! 88: #define VVRERR (VV_NXM|VV_OVR|VV_ODB|VV_BDF|VV_DPR) /* Rcv errs */ ! 89: #define VVFE (VV_NXM|VV_OVR) /* Fatal errors */ ! 90: ! 91: #define VV_IBITS \ ! 92: "\10\20NIR\17BDF\16NOK\15LDE\14ODB\13OVR\12NXM\11DPR\10RDY\7IEN\6RST\5LPB\4STE\3HEN\2DEN\1ENB" ! 93: ! 94: #define VV_OBITS \ ! 95: "\10\20NIR\17BDF\16NOK\15OPT\13OVR\12NXM\11RFS\10RDY\7IEN\6RST\5INR\3HEN\2DEN\1ENB" ! 96: ! 97: /* device registers */ ! 98: struct vvreg { ! 99: short vvicsr; /* input csr */ ! 100: u_short vviwc; /* input word count */ ! 101: u_short vviba; /* input addr lo */ ! 102: u_short vviea; /* input addr hi */ ! 103: short vvocsr; /* output csr */ ! 104: u_short vvowc; /* output word count */ ! 105: u_short vvoba; /* output addr lo */ ! 106: u_short vvoea; /* output addr hi */ ! 107: }; ! 108: ! 109: #define VVRETRY 7 /* output retry limit */ ! 110: #define VVIDENTSUCC 5 /* number of successes required in self-test */ ! 111: #define VVIDENTRETRY 10 /* identify loop attempt limit */ ! 112: #define VVTIMEOUT 60 /* seconds before a transmit timeout */
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